APA citiranje

Guerinot, M. L., Meidl, E. J., & Plessner, O. (1990). Citrate as a siderophore in Bradyrhizobium japonicum.

Citação norma Chicago

Guerinot, M L., E J. Meidl, and O. Plessner. Citrate As a Siderophore in Bradyrhizobium Japonicum. 1990.

MLA citiranje

Guerinot, M L., E J. Meidl, and O. Plessner. Citrate As a Siderophore in Bradyrhizobium Japonicum. 1990.